Electromagnetic Field Theory Poyniting vector has the dimensions Watt × metre. Watt × metre2. Watts/metre2. Watt/metre. Watt × metre. Watt × metre2. Watts/metre2. Watt/metre. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field intensity (E) at ant point in an electric field is equal to (potential gradient)1/3. (potential gradient)2. (potential gradient)1/2. potential gradient. (potential gradient)1/3. (potential gradient)2. (potential gradient)1/2. potential gradient. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 64 A / s. 16 A / s. 4 A / s. 32 A / s. 64 A / s. 16 A / s. 4 A / s. 32 A / s. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two identical circular coils, one closed and another is little split (not enclosed) are placed in an uniform magnetic field which decrease at a constant rate. If the plane to the coils are perpendicular to the field which of the following statements is true? Equal joule heating occurs in both coils. An emf is induced in split coil. An emf is induced in both coils. Joule heating does not occur in each of the coils. Equal joule heating occurs in both coils. An emf is induced in split coil. An emf is induced in both coils. Joule heating does not occur in each of the coils. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For an inductor, current is proportional to magnetic field. none of them. voltage across the inductor. both (A) and (B). magnetic field. none of them. voltage across the inductor. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the phenomenon of dielectric polarisation. all of above. dielectric hysteresis. maximisation of electrostatic flux. phenomenon of dielectric polarisation. all of above. dielectric hysteresis. maximisation of electrostatic flux. ANSWER DOWNLOAD EXAMIANS APP